Cual de las sgtes medidas no se deberia escribir en notacion cientifica: numero de estrellas en una galaxia, numero de granos de arena en una playa, velocidad de un carro o poblacion de un pais

Arestaurant charges $100 to rent its banquet room for an event. it also charges $15 to serve dinner to each guest. write an equation for the total cost of the banquet room in terms of the number of guests. deine your variables. what is the total cost of the banquet room for 20 guests?

98 point question what is the record for most points in one

An airplane travels at an unknown elevation before it descends 3 miles to an elevation of 15 miles. find the elevation of the plane before its descen.